/Engine/Source/Runtime/Foliage/Public/InstancedFoliage.h
FPotentialInstance ( FVector InHitLocation, FVector InHitNormal, [UPrimitiveComponent](API\Runtime\Engine\Components\UPrimitiveComponent) * InHitComponent, float InHitWeight, const [FDesiredFoliageInstance](API\Runtime\Foliage\FDesiredFoliageInstance) & InDesiredInstance )